Summary: Rin and his twin brother Yukio Okumura have been raised raised by Shiro Fujimoto, an eminent priest, but one day Rin discovers their biological father is actually Satan! As the border between "Assiah" (the human world) and "Gehenna" (demon's world) is intruded upon by evils, Rin vows to become the ultimate exorcist and defeat his own father, Satan. To hone his raw skills, Rin enters True Cross Academy to train with other exorcist candidates.

Summary: The sight of a blue flame burning in the night sky is reminiscent of âBlue Night,â but has brought about a completely different result. Now that the incidents relating to the Impure King have been concluded, those affected are moving on